Foot brush



FIG. 1 is a perspective view of a new foot brush design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a back view thereof.

The broken line portion of FIG. 1 is for illustrative purposes only andforms no part of the claimed design.

The ornamental design for a foot brush, as shown and described.